/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2004, by Object Refinery Limited and Contributors.
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 *
 * This library is free software; you can redistribute it and/or modify it under the terms
 * of the GNU Lesser General Public License as published by the Free Software Foundation;
 * either version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
 * in the United States and other countries.]
 *
 * --------------------
 * ThermometerDemo.java
 * --------------------
 * (C) Copyright 2002-2004, by Australian Antarctic Division and Contributors.
 *
 * Original Author:  Bryan Scott (for Australian Antarctic Division).
 * Contributor(s):   David Gilbert (for Object Refinery Limited);
 *
 * $Id: ThermometerDemo.java,v 1.13 2004/04/26 19:12:03 taqua Exp $
 *
 * Changes (since 24-Apr-2002)
 * ---------------------------
 * 24-Apr-2002 : added standard source header (DG);
 * 17-Sep-2002 : fixed errors reported by Checkstyle 2.3 (DG);
 * 19-Nov-2003 : Added support for Left value display
 *
 */
package org.jfree.chart.demo;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.GridLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.text.DecimalFormat;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JPanel;

import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.JThermometer;
import org.jfree.chart.plot.MeterPlot;
import org.jfree.data.general.DefaultValueDataset;

/**
 * A demonstration application for the thermometer plot.
 *
 * @author Bryan Scott
 */
public class ThermometerDemo extends JPanel {

  /** Options for the value label position combo box. */
  protected static final String[] OPTIONS = {
      "None", "Right", "Left", "Bulb"};

  /** Axis position options. */
  protected static final String[] AXIS_OPTIONS = {
      "None", "Right", "Left"};

  /** The dataset. */
  private DefaultValueDataset data = new DefaultValueDataset(20.0);

  /** The meter plot (dial). */
  private MeterPlot meterplot = new MeterPlot(this.data);

  /** The meter chart (dial). */
  private JFreeChart meterchart = new JFreeChart("Meter Chart",
                                                 JFreeChart.DEFAULT_TITLE_FONT,
                                                 this.meterplot, false);

  /** The meter panel. */
  private ChartPanel panelMeter = new ChartPanel(this.meterchart);

  /** Panel 1. */
  private JPanel jPanel1 = new JPanel();

  /** Increment button for thermometer ?. */
  private JButton butUp3 = new JButton();

  /** Decrement button for thermometer ?. */
  private JButton butDown3 = new JButton();

  /** Panel 2. */
  private JPanel jPanel2 = new JPanel();

  /** Borderlayout 2. */
  private BorderLayout borderLayout2 = new BorderLayout();

  /** Panel 3. */
  private JPanel jPanel3 = new JPanel();

  /** Borderlayout 3. */
  private BorderLayout borderLayout3 = new BorderLayout();

  /** Panel 4. */
  private JPanel jPanel4 = new JPanel();

  /** Decrement button for thermometer ?. */
  private JButton butDown2 = new JButton();

  /** Increment button for thermometer ?. */
  private JButton butUp2 = new JButton();

  /** Panel 5. */
  private JPanel jPanel5 = new JPanel();

  /** Grid layout 1. */
  private GridLayout gridLayout1 = new GridLayout();

  /** Panel 6. */
  private JPanel jPanel6 = new JPanel();

  /** Increment button for thermometer ?. */
  private JButton butUp1 = new JButton();

  /** Decrement button for thermometer ?. */
  private JButton butDown1 = new JButton();

  /** Thermometer 1. */
  private JThermometer thermo1 = new JThermometer();

  /** Thermometer 2. */
  private JThermometer thermo2 = new JThermometer();

  /** Thermometer 2. */
  private JThermometer thermo3 = new JThermometer();

  /** Array of thermometers. */
  private JThermometer[] thermo = new JThermometer[3];

  /** Borderlayout 1. */
  private BorderLayout borderLayout1 = new BorderLayout();

  /** Panel 7. */
  private JPanel jPanel7 = new JPanel();

  /** Panel 8. */
  private JPanel jPanel8 = new JPanel();

  /** Panel 9. */
  private JPanel jPanel9 = new JPanel();

  /** Grid layout 2. */
  private GridLayout gridLayout2 = new GridLayout();

  /** Grid layout 3. */
  private GridLayout gridLayout3 = new GridLayout();

  /** Grid layout 4. */
  private GridLayout gridLayout4 = new GridLayout();

  /** Combo box 1 for value label position. */
  private JComboBox pickShow0 = new JComboBox(OPTIONS);

  /** Combo box 2 for value label position. */
  private JComboBox pickShow1 = new JComboBox(OPTIONS);

  /** Combo box 3 for value label position. */
  private JComboBox pickShow2 = new JComboBox(OPTIONS);

  /** Combo box 1 for axis position. */
  private JComboBox pickAxis0 = new JComboBox(AXIS_OPTIONS);
  /** Combo box 2 for axis position. */
  private JComboBox pickAxis1 = new JComboBox(AXIS_OPTIONS);
  /** Combo box 3 for axis position. */
  private JComboBox pickAxis2 = new JComboBox(AXIS_OPTIONS);

  /** An array of combo boxes. */
  private JComboBox[] pickShow = new JComboBox[3];

  /** An array of combo boxes. */
  private JComboBox[] pickAxis = new JComboBox[3];

  /** Panel 10. */
  private JPanel jPanel10 = new JPanel();

  /** Borderlayout 4. */
  private BorderLayout borderLayout4 = new BorderLayout();

  /** Panel 11. */
  private JPanel jPanel11 = new JPanel();

  /** Decrement button for thermometer ?. */
  private JButton butDown4 = new JButton();

  /** Increment button for thermometer ?. */
  private JButton butUp4 = new JButton();

  /**
   * Default constructor.
   */
  public ThermometerDemo() {
    try {
      jbInit();
    }
    catch (Exception ex) {
      ex.printStackTrace();
    }
  }

  // ****************************************************************************
  // * COMMERCIAL SUPPORT / JFREECHART DEVELOPER GUIDE                          *
  // * Please note that commercial support and documentation is available from: *
  // *                                                                          *
  // * http://www.object-refinery.com/jfreechart/support.html                   *
  // *                                                                          *
  // * This is not only a great service for developers, but is a VERY IMPORTANT *
  // * source of funding for the JFreeChart project.  Please support us so that *
  // * we can continue developing free software.                                *
  // ****************************************************************************

  /**
   * Initialises the class.
   *
   * @throws Exception for any exception.
   */
  void jbInit() throws Exception {

    //data.setRange(new Double(-20), new Double(20));
    this.thermo[0] = this.thermo1;
    this.thermo[1] = this.thermo2;
    this.thermo[2] = this.thermo3;

    this.thermo[0].setValue(0.0);
    this.thermo[1].setValue(0.2);
    this.thermo[2].setValue(0.3);

    this.thermo[0].setBackground(Color.white);
    this.thermo[2].setBackground(Color.white);

    this.thermo[0].setOutlinePaint(null);
    this.thermo[1].setOutlinePaint(null);
    this.thermo[2].setOutlinePaint(null);

    this.thermo[0].setUnits(0);
    this.thermo[1].setUnits(1);
    this.thermo[2].setUnits(2);

    //thermo[0].setFont(new Font("SansSerif", Font.BOLD, 20));
    this.thermo[0].setShowValueLines(true);
    this.thermo[0].setFollowDataInSubranges(true);
    this.thermo[1].setValueLocation(1);

    this.thermo[1].setForeground(Color.blue);
    this.thermo[2].setForeground(Color.pink);

    this.thermo[0].setRange(-10.0, 40.0);
    this.thermo[0].setSubrangeInfo(0, -50.0, 20.0, -10.0, 22.0);
    this.thermo[0].setSubrangeInfo(1, 20.0, 24.0, 18.0, 26.0);
    this.thermo[0].setSubrangeInfo(2, 24.0, 100.0, 22.0, 40.0);

    this.thermo[0].addSubtitle("Sea Water Temp");
    this.thermo[1].addSubtitle("Air Temp", new Font("SansSerif", Font.PLAIN, 16));
    this.thermo[2].addSubtitle("Ship Temp",
                          new Font("SansSerif", Font.ITALIC + Font.BOLD, 20));

    this.thermo[1].setValueFormat(new DecimalFormat("#0.0"));
    this.thermo[2].setValueFormat(new DecimalFormat("#0.00"));

    this.pickShow[0] = this.pickShow0;
    this.pickShow[1] = this.pickShow1;
    this.pickShow[2] = this.pickShow2;

    this.pickAxis[0] = this.pickAxis0;
    this.pickAxis[1] = this.pickAxis1;
    this.pickAxis[2] = this.pickAxis2;

    this.pickAxis[0].setSelectedIndex(2);
    this.pickAxis[1].setSelectedIndex(2);
    this.pickAxis[2].setSelectedIndex(2);

    setLayout(this.gridLayout1);
    this.butDown3.setText("<");
    this.butDown3.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setValue(2, -1);
      }
    });
    this.butUp3.setText(">");
    this.butUp3.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setValue(2, 1);
      }
    });
    this.jPanel1.setLayout(this.borderLayout2);
    this.jPanel3.setLayout(this.borderLayout3);
    this.butDown2.setText("<");
    this.butDown2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setValue(1, -1);
      }
    });
    this.butUp2.setText(">");
    this.butUp2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setValue(1, 1);
      }
    });
    this.butUp1.setText(">");
    this.butUp1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setValue(0, 1);
      }
    });
    this.butDown1.setText("<");
    this.butDown1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setValue(0, -1);
      }
    });
    this.jPanel5.setLayout(this.borderLayout1);
    this.pickShow0.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setShowValue(0);
      }
    });
    this.pickShow1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setShowValue(1);
      }
    });
    this.pickShow2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setShowValue(2);
      }
    });

    this.pickAxis0.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setShowAxis(0);
      }
    });
    this.pickAxis1.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setShowAxis(1);
      }
    });
    this.pickAxis2.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setShowAxis(2);
      }
    });

    this.jPanel9.setLayout(this.gridLayout2);
    this.gridLayout2.setColumns(1);
    this.jPanel8.setLayout(this.gridLayout3);
    this.jPanel7.setLayout(this.gridLayout4);
    this.jPanel5.setBorder(BorderFactory.createEtchedBorder());
    this.jPanel3.setBorder(BorderFactory.createEtchedBorder());
    this.jPanel1.setBorder(BorderFactory.createEtchedBorder());
    this.jPanel6.setBackground(Color.white);
    this.jPanel2.setBackground(Color.white);
    this.jPanel9.setBackground(Color.white);
    this.jPanel10.setLayout(this.borderLayout4);
    this.butDown4.setText("<");
    this.butDown4.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setMeterValue(-1.1);
      }
    });
    this.butUp4.setText(">");
    this.butUp4.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        setMeterValue(1.1);
      }
    });
    this.jPanel1.add(this.thermo3, BorderLayout.CENTER);
    this.jPanel1.add(this.jPanel2, BorderLayout.SOUTH);
    this.jPanel2.add(this.butDown3, null);
    this.jPanel2.add(this.butUp3, null);
    this.jPanel1.add(this.jPanel9, BorderLayout.NORTH);
    this.jPanel9.add(this.pickShow2, null);
    this.jPanel9.add(this.pickAxis2, null);
    add(this.jPanel10, null);
    this.jPanel10.add(this.jPanel11, BorderLayout.SOUTH);
    this.jPanel11.add(this.butDown4, null);
    this.jPanel11.add(this.butUp4, null);
    this.jPanel4.add(this.butDown2, null);
    this.jPanel4.add(this.butUp2, null);
    this.jPanel3.add(this.jPanel8, BorderLayout.NORTH);
    this.jPanel8.add(this.pickShow1, null);
    this.jPanel8.add(this.pickAxis1, null);
    this.jPanel3.add(this.thermo2, BorderLayout.CENTER);
    this.jPanel3.add(this.jPanel4, BorderLayout.SOUTH);
    add(this.jPanel5, null);
    this.jPanel5.add(this.thermo1, BorderLayout.CENTER);
    this.jPanel5.add(this.jPanel6, BorderLayout.SOUTH);
    this.jPanel6.add(this.butDown1, null);
    this.jPanel6.add(this.butUp1, null);
    this.jPanel5.add(this.jPanel7, BorderLayout.NORTH);
    this.jPanel7.add(this.pickShow0, null);
    this.jPanel7.add(this.pickAxis0, null);
    add(this.jPanel3, null);
    add(this.jPanel1, null);
    this.jPanel10.add(this.panelMeter, BorderLayout.CENTER);
  }

  /**
   * Starting point for the demo application.
   *
   * @param args  ignored.
   */
  public static void main(final String[] args) {

    final ThermometerDemo panel = new ThermometerDemo();

    final JFrame frame = new JFrame();
    frame.getContentPane().setLayout(new BorderLayout(5, 5));
    frame.setDefaultCloseOperation(3);
    frame.setTitle("Thermometer Test");
    frame.getContentPane().add(panel, BorderLayout.CENTER);
    frame.setSize(700, 400);
    final Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
    frame.setLocation((d.width - frame.getSize().width) / 2,
                      (d.height - frame.getSize().height) / 2);
    frame.setVisible(true);

  }

  /**
   * Sets the value of one of the thermometers.
   *
   * @param thermometer  the thermometer index.
   * @param value  the value.
   */
  private void setValue(final int thermometer, final double value) {
    if ((thermometer >= 0) && (thermometer < 3)) {
      try {
        this.thermo[thermometer].setValue(
            this.thermo[thermometer].getValue().doubleValue() + value
        );
      }
      catch (Exception ex) {
        ex.printStackTrace();
      }
    }
  }

  /**
   * Sets the meter value.
   *
   * @param value  the value.
   */
  private void setMeterValue(final double value) {
    try {
      double newValue = value;
      if (this.data.getValue() != null) {
        newValue += this.data.getValue().doubleValue();
      }
      this.data.setValue(new Double(newValue));
    }
    catch (Exception ex) {
      System.err.println(ex.getMessage());
    }
  }

  /**
   * Sets the value label position for one of the thermometers.
   *
   * @param thermometer  the thermometer index.
   */
  private void setShowValue(final int thermometer) {
    if ((thermometer >= 0) && (thermometer < 3)) {
        this.thermo[thermometer].setValueLocation(this.pickShow[thermometer].
                                           getSelectedIndex());
    }
  }

  /**
   * Sets the axis position for one of the thermometers.
   *
   * @param thermometer  the thermometer index.
   */
  private void setShowAxis(final int thermometer) {
    if ((thermometer >= 0) && (thermometer < 3)) {
        this.thermo[thermometer].setShowAxisLocation(this.pickAxis[thermometer].
                                           getSelectedIndex());
    }
  }

}
